Leningrad, Academy of Sciences of the USSR Zoological Institute [AND] Academy of Sciences of the MPR, Institute of General and Experimental Biology, 1972-1990. Volumes 1-4: Large 8vo (26.0 x 17.1 cm); Volumes 5-11: 8vo (21.2 x 14.5 cm). Over 7000 pp.; numerous illustrations. Uniform printed cloth.

A rarely seen complete set. A, huge work, containing entomological contributions by many different entomologists, being specialists in a great number of entomological fields, but in particular on beetles, as well as om moths, true bugs, Diptera, Orthoptera, etc.. Each paper comes with a Russian and an English title. Includes descriptions and illustrations of many new species. The area covered includes most of the Gobi desert, but also other palaearctic regions and habitats. In Russian with Latin nomenclature. Titles and indices in Russian and in English. The most important recent contribution to Mongolian entomology. A very good, clean set.